20493567360

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{508273}}^1$

素因数の和:508305

約数の個数: 192

約数和(自身を含む): 80876558880

約数和(自身を除く): 60382991520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 508273, 1016546, 1524819, 2033092, 2541365, 3049638, 3557911, 4066184, 4574457, 5082730, 6099276, 7115822, 7624095, 8132368, 9148914, 10165460, 10673733, 12198552, 14231644, 15248190, 16264736, 17789555, 18297828, 20330920, 21347466, 22872285, 24397104, 28463288, 30496380, 32021199, 32529472, 35579110, 36595656, 40661840, 42694932, 45744570, 48794208, 53368665, 56926576, 60992760, 64042398, 65058944, 71158220, 73191312, 81323680, 85389864, 91489140, 97588416, 106737330, 113853152, 121985520, 128084796, 142316440, 146382624, 160105995, 162647360, 170779728, 182978280, 195176832, 213474660, 227706304, 243971040, 256169592, 284632880, 292765248, 320211990, 325294720, 341559456, 365956560, 426949320, 455412608, 487942080, 512339184, 569265760, 585530496, 640423980, 683118912, 731913120, 853898640, 975884160, 1024678368, 1138531520, 1280847960, 1366237824, 1463826240, 1707797280, 2049356736, 2277063040, 2561695920, 2927652480, 3415594560, 4098713472, 5123391840, 6831189120, 10246783680, 20493567360]

約数ペア:

[(1, 20493567360), (2, 10246783680), (3, 6831189120), (4, 5123391840), (5, 4098713472), (6, 3415594560), (7, 2927652480), (8, 2561695920), (9, 2277063040), (10, 2049356736), (12, 1707797280), (14, 1463826240), (15, 1366237824), (16, 1280847960), (18, 1138531520), (20, 1024678368), (21, 975884160), (24, 853898640), (28, 731913120), (30, 683118912), (32, 640423980), (35, 585530496), (36, 569265760), (40, 512339184), (42, 487942080), (45, 455412608), (48, 426949320), (56, 365956560), (60, 341559456), (63, 325294720), (64, 320211990), (70, 292765248), (72, 284632880), (80, 256169592), (84, 243971040), (90, 227706304), (96, 213474660), (105, 195176832), (112, 182978280), (120, 170779728), (126, 162647360), (128, 160105995), (140, 146382624), (144, 142316440), (160, 128084796), (168, 121985520), (180, 113853152), (192, 106737330), (210, 97588416), (224, 91489140), (240, 85389864), (252, 81323680), (280, 73191312), (288, 71158220), (315, 65058944), (320, 64042398), (336, 60992760), (360, 56926576), (384, 53368665), (420, 48794208), (448, 45744570), (480, 42694932), (504, 40661840), (560, 36595656), (576, 35579110), (630, 32529472), (640, 32021199), (672, 30496380), (720, 28463288), (840, 24397104), (896, 22872285), (960, 21347466), (1008, 20330920), (1120, 18297828), (1152, 17789555), (1260, 16264736), (1344, 15248190), (1440, 14231644), (1680, 12198552), (1920, 10673733), (2016, 10165460), (2240, 9148914), (2520, 8132368), (2688, 7624095), (2880, 7115822), (3360, 6099276), (4032, 5082730), (4480, 4574457), (5040, 4066184), (5760, 3557911), (6720, 3049638), (8064, 2541365), (10080, 2033092), (13440, 1524819), (20160, 1016546), (40320, 508273)]